function change1()
{
	document.getElementById("menu1").style.backgroundColor = "#ffaa11";
}

function change_back1()
{
	document.getElementById("menu1").style.backgroundColor = "";
}

function change2()
{
	document.getElementById("menu2").style.backgroundColor = "#ffaa11";
}

function change_back2()
{
	document.getElementById("menu2").style.backgroundColor = "";
}

function change3()
{
	document.getElementById("menu3").style.backgroundColor = "#ffaa11";
}

function change_back3()
{
	document.getElementById("menu3").style.backgroundColor = "";
}

function change4()
{
	document.getElementById("menu4").style.backgroundColor = "#ffaa11";
}

function change_back4()
{
	document.getElementById("menu4").style.backgroundColor = "";
}

function change5()
{
	document.getElementById("menu5").style.backgroundColor = "#ffaa11";
}

function change_back5()
{
	document.getElementById("menu5").style.backgroundColor = "";
}

function change6()
{
	document.getElementById("menu6").style.backgroundColor = "#ffaa11";
}

function change_back6()
{
	document.getElementById("menu6").style.backgroundColor = "";
}
function change7()
{
	document.getElementById("menu7").style.backgroundColor = "#ffaa11";
}

function change_back7()
{
	document.getElementById("menu7").style.backgroundColor = "";
}
function change8()
{
	document.getElementById("menu8").style.backgroundColor = "#ffaa11";
}

function change_back8()
{
	document.getElementById("menu8").style.backgroundColor = "";
}
function change9()
{
	document.getElementById("menu9").style.backgroundColor = "#ffaa11";
}

function change_back9()
{
	document.getElementById("menu9").style.backgroundColor = "";
}